If you create a new Android Studio project following the free guide I’m going to share with you, you’ll find some differences like the new constraint layout but it’s very simple to follow anyway, just create a new LinearLayout.

I would like to add my first lines of code to this blog, I already added Disqus for comments, but I’m going to eat dinner, and the real secret to creating the app so fast it’s just to use this free guide! (and don’t read my long posts).